Oxygen Moves from the Lungs (High Concentration)into the Blood (Low

Question

Oxygen moves from the lungs (high concentration)into the blood (low concentration)in response to
A) filtration.
B) osmosis.
C) diffusion.
D) endocytosis.

Accepted Answer

Oxygen moves from an area of high concentration (the lungs) to an area of low concentration (the blood) via the process of diffusion.